1. (reduction to the absurd) a disproof by showing that the consequences of the proposition are absurd; or a proof of a proposition by showing that its negation leads to a contradiction
   - reductio ad absurdum

Type of: disproof, falsification, refutation

• Spanish fly
• Spanish garlic
• Spanish gorse
• Spanish grunt
• Spanish Guinea
• Spanish heath
• Spanish Inquisition
• Spanish iris
• Spanish lime
• Spanish lime tree
• Spanish mackerel
• Spanish monetary unit
• Spanish moss
• Spanish needles
• Spanish oak
• Spanish onion
• Spanish oyster plant
• Spanish paprika
• Spanish people
• Spanish peseta
• Spanish pointer
• Spanish psyllium
• Spanish rice
• Spanish Sahara
• Spanish tamarind